| 摘要 |
A finger-operated page turning device for stacked sheets, with methods, apparatus for forming the device as sets of offset voids or notches in alternating pages of a stack. The device is operated by simple movements of the thumb and/or fingers of a user's one hand while holding the stack in a curved configuration in the user's other hand. The apparatus includes rotary cutting machines for web sheet material, as well as both computer controlled and hand punches for individual sheets.
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